| Official Name: | South Milwaukee, Wisconsin |
| Settlement Type: | City |
| Motto: | Proud past. Promising future. |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Milwaukee |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 12.53 |
| Area Land Km2: | 12.51 |
| Area Water Km2: | 0.02 |
| Area Total Sq Mi: | 4.84 |
| Area Land Sq Mi: | 4.83 |
| Area Water Sq Mi: | 0.01 |
| Population As Of: | 2020 |
| Population Est: | 20517 |
| Pop Est As Of: | 2021 |
| Population Footnotes: | [2] |
| Population Total: | 20795 |
| Population Density Km2: | 1654.89 |
| Population Density Sq Mi: | 4285.77 |
| Timezone: | Central (CST) |
| Utc Offset: | −6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | −5 |
| Elevation Footnotes: | [3] |
| Elevation M: | 204 |
| Elevation Ft: | 669 |
| Coordinates: | 42.9111°N -87.8642°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 53172[4] |
| Blank Name: | FIPS code |
| Blank Info: | 55-75125[5] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1574469 |
South Milwaukee is a city in Milwaukee County, Wisconsin, United States. The population was 20,795 at the 2020 census.
South Milwaukee was laid out in 1891 by the South Milwaukee company within the Town of Oak Creek, with the purpose of serving as a rival industrial suburb of the City of Milwaukee,[6] and was named from its location south of Milwaukee.[7] South Milwaukee was incorporated as a village in 1892, then as a city in 1897.[8] South Milwaukee has a rich immigrant history, as immigrants from England and Germany made up a large portion of the population in the early 1900s.[9]
South Milwaukee is located at 42.9111°N -87.8642°W (42.911016, −87.864030).[10]
According to the United States Census Bureau, the city has a total area of 4.81sqmi, of which, 4.8sqmi is land and 0.01sqmi is water.[11]
As of the census[12] of 2010, there were 21,156 people, 9,043 households, and 5,475 families living in the city. The population density was 4407.5PD/sqmi. There were 9,722 housing units at an average density of 2025.4/sqmi. The racial makeup of the city was 91.6% White, 2.0% African American, 0.8% Native American, 1.1% Asian, 2.1% from other races, and 2.2% from two or more races. Hispanic or Latino of any race were 8.0% of the population.
There were 9,043 households, of which 28.5% had children under the age of 18 living with them, 43.3% were married couples living together, 11.9% had a female householder with no husband present, 5.4% had a male householder with no wife present, and 39.5% were non-families. 32.8% of all households were made up of individuals, and 12.7% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.93.
The median age in the city was 40.3 years. 21.8% of residents were under the age of 18; 8.4% were between the ages of 18 and 24; 26% were from 25 to 44; 28.1% were from 45 to 64; and 15.6% were 65 years of age or older. The gender makeup of the city was 49.0% male and 51.0% female.
As of the census of 2000, there were 21,256 people, 8,694 households, and 5,616 families living in the city. The population density was 4,447.5 people per square mile (1,716.9/km2). There were 9,122 housing units at an average density of 1,908.6 per square mile (736.8/km2). The racial makeup of the city was 94.81% White, 1.04% African American, 0.58% Native American, 0.69% Asian, 0.04% Pacific Islander, 1.36% from other races, and 1.47% from two or more races. Hispanic or Latino of any race were 4.01% of the population.
There were 8,694 households, out of which 30.2% had children under the age of 18 living with them, 49.8% were married couples living together, 10.7% had a female householder with no husband present, and 35.4% were non-families. 30.1% of all households were made up of individuals, and 11.2% had someone living alone who was 65 years of age or older. The average household size was 2.40 and the average family size was 3.00.
In the city, the population was spread out, with 23.9% under the age of 18, 8.0% from 18 to 24, 30.3% from 25 to 44, 21.1% from 45 to 64, and 16.6% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 94.5 males. For every 100 females age 18 and over, there were 91.9 males.
The median income for a household in the city was $44,197, and the median income for a family was $54,474. Males had a median income of $38,146 versus $27,121 for females. The per capita income for the city was $20,925. About 4.5% of families and 6.0% of the population were below the poverty line, including 7.5% of those under age 18 and 6.6% of those age 65 or over.
South Milwaukee was the headquarters of Bucyrus International, formerly Bucyrus-Erie, which is known for constructing large shovels and dragline excavators, including Big Muskie, the world's largest mobile earth-moving machine. Bucyrus shovels were used in the construction of the Panama Canal.
In November 2012 Caterpillar Mining bought Bucyrus International for $8.6 billion and will make a goal to become a "one-stop shop" for mining companies worldwide.[13]
Within South Milwaukee's borders is Grant Park, part of the Milwaukee County Park System. Grant Park features the Oak Leaf Bike trail, tennis courts, a swimming beach, an 18-hole golf course and the Seven Bridges Hiking Trail along the shore of Lake Michigan.
In 2005, the South Milwaukee Performing Arts Center was built adjacent to the new South Milwaukee High School. This Performing Arts Center, which is open to the public, hosts a variety of entertainment.
South Milwaukee was served by passenger rail until 1971, via the South Milwaukee Passenger Station. Today, the former depot is listed on the National Register of Historic Places. Freight railroad services are provided by the Union Pacific Railroad.